4 files changed, 62 insertions, 2 deletions
diff --git a/include/rootston/desktop.h b/include/rootston/desktop.h
index 8d706b65..9dfd7b10 100644
--- a/include/rootston/desktop.h
+++ b/include/rootston/desktop.h
@@ -13,6 +13,7 @@
 #include <wlr/types/wlr_primary_selection.h>
 #include <wlr/types/wlr_screenshooter.h>
 #include <wlr/types/wlr_list.h>
+#include <wlr/types/wlr_idle.h>
 #include "rootston/view.h"
 #include "rootston/config.h"
 
@@ -44,6 +45,7 @@ struct roots_desktop {
 	struct wlr_screenshooter *screenshooter;
 	struct wlr_server_decoration_manager *server_decoration_manager;
 	struct wlr_primary_selection_device_manager *primary_selection_device_manager;
+	struct wlr_idle *idle;
 
 	struct wl_listener output_add;
 	struct wl_listener output_remove;
diff --git a/include/wlr/backend/wayland.h b/include/wlr/backend/wayland.h
index b10ffee3..f89a6383 100644
--- a/include/wlr/backend/wayland.h
+++ b/include/wlr/backend/wayland.h
@@ -11,8 +11,12 @@
 /**
  * Creates a new wlr_wl_backend. This backend will be created with no outputs;
  * you must use wlr_wl_output_create to add them.
+ *
+ * The `remote` argument is the name of the host compositor wayland socket. Set
+ * to NULL for the default behaviour (WAYLAND_DISPLAY env variable or wayland-0
+ * default)
  */
-struct wlr_backend *wlr_wl_backend_create(struct wl_display *display);
+struct wlr_backend *wlr_wl_backend_create(struct wl_display *display, const char *remote);
 
 /**
  * Adds a new output to this backend. You may remove outputs by destroying them.
diff --git a/include/wlr/types/wlr_idle.h b/include/wlr/types/wlr_idle.h
new file mode 100644
index 00000000..689c33a4
--- /dev/null
+++ b/include/wlr/types/wlr_idle.h
@@ -0,0 +1,51 @@
+#ifndef WLR_TYPES_WLR_IDLE_H
+#define WLR_TYPES_WLR_IDLE_H
+
+#include <wayland-server.h>
+#include <wlr/types/wlr_seat.h>
+
+/**
+ * Idle protocol is used to create timers which will notify the client when the
+ * compositor does not receive any input for a given time(in milliseconds). Also
+ * the client will be notify when the timer receve an activity notify and already
+ * was in idle state. Besides this, the client is able to simulate user activity
+ * which will reset the timers and at any time can destroy the timer.
+ */
+
+
+struct wlr_idle {
+	struct wl_global *wl_global;
+	struct wl_list idle_timers; // wlr_idle_timeout::link
+	struct wl_event_loop *event_loop;
+
+	struct wl_listener display_destroy;
+	struct wl_signal activity_notify;
+
+	void *data;
+};
+
+struct wlr_idle_timeout {
+	struct wl_resource *resource;
+	struct wl_list link;
+	struct wlr_seat *seat;
+
+	struct wl_event_source *idle_source;
+	bool idle_state;
+	uint32_t timeout; // milliseconds
+
+	struct wl_listener input_listener;
+	struct wl_listener seat_destroy;
+
+	void *data;
+};
+
+struct wlr_idle *wlr_idle_create(struct wl_display *display);
+
+void wlr_idle_destroy(struct wlr_idle *idle);
+
+/**
+ * Send notification to restart all timers for the given seat. Called by
+ * compositor when there is an user activity event on that seat.
+ */
+void wlr_idle_notify_activity(struct wlr_idle *idle, struct wlr_seat *seat);
+#endif
diff --git a/include/wlr/xwayland.h b/include/wlr/xwayland.h
index b6671de1..c0135943 100644
--- a/include/wlr/xwayland.h
+++ b/include/wlr/xwayland.h
@@ -98,9 +98,12 @@ struct wlr_xwayland_surface {
 	char *title;
 	char *class;
 	char *instance;
-	struct wlr_xwayland_surface *parent;
 	pid_t pid;
 
+	struct wl_list children; // wlr_xwayland_surface::parent_link
+	struct wlr_xwayland_surface *parent;
+	struct wl_list parent_link; // wlr_xwayland_surface::children
+
 	xcb_atom_t *window_type;
 	size_t window_type_len;